refactor(macTagAutocomplete): Use watchCollection to update source correctly
chore(bower.json): Updated angularjs to 1.2.0-rc.3
chore(bower.json): Added angular-animate as dependencies
feature(macModal): Use $animate to show and hide mac-modal
test(karma.conf.js): Added angular-animate to karma
feature(core): Add ngAnimate detection and add to Mac automatically
example(layout.jade): Added ngAnimate module to example page
chore(bower.json): Updated bower angular dependencies to 1.2
fix(macTagAutocomplete): Make sure only to watch selected and source when using source